package com.intube.sso.authentication;

import com.fasterxml.jackson.databind.ObjectMapper;
import com.intube.sso.IntubeResponse;
import lombok.extern.slf4j.Slf4j;
import org.springframework.http.HttpStatus;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.authentication.SimpleUrlAuthenticationFailureHandler;
import org.springframework.stereotype.Component;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * 登录失败处理器
 * @author YDF
 * @date 2020/4/8
 */
@Slf4j
@Component
public class AuthenticationFailureHandler extends SimpleUrlAuthenticationFailureHandler {
    private final ObjectMapper objectMapper;

    public AuthenticationFailureHandler(ObjectMapper objectMapper) {
        this.objectMapper = objectMapper;
    }

    @Override
    public void onAuthenticationFailure(HttpServletRequest request, HttpServletResponse response, AuthenticationException exception) throws IOException, ServletException {
        logger.warn("登录失败");
        response.setStatus(HttpStatus.INTERNAL_SERVER_ERROR.value());
        response.setContentType("application/json;charset=UTF-8");
        response.getWriter().write(objectMapper.writeValueAsString(IntubeResponse.error(exception.getMessage())));
    }
}
